#include<bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
int a[9][9];
	for(int j=0;j<n;j++){
        for(int i=0;i<n;i++){
            if(i+j>=n-1) a[i][j]=n-j;
            else a[i][j]=i+1;
        }
    }
    for(int i=0;i<n;i++){
    	for(int j=0;j<n;j++){
    	cout<<setw(3)<<a[i][j];
		}
    	cout<<endl;
		}
 	return 0;
}

/**************************************************************
	Problem: 1200
	User: sf751616
	Language: C++
	Result: Accepted
	Time:8 ms
	Memory:2072 kb
****************************************************************/